Subcategories:
You can see the full category hierarchy on the Category Map.
  | 
  | 
| 4 beginning with A  | AFAIK ASAP ASAP (2) AWOL  | 
| 1 beginning with B  | BTW | 
| 3 beginning with F  | FWIW FWIW (2) FYI  | 
| 1 beginning with I  | IMHO | 
| 4 beginning with L  | LMAO LOL LOL (2) LOL (3)  | 
| 1 beginning with P  | PDQ | 
| 5 beginning with R  | ROFL ROFL (2) ROFL (3) ROFL (4) RTFM  | 
| 1 beginning with XYZ  | YASA | 
20 apronyms in total | |